Where to Score a Free Coffee on National Coffee Day - Lifehacker
Loads of retail food chains are giving away freebies, and while some deals require an additional food purchase, most offer free coffee—especially if you order through their rewards apps.
Here’s a look at how to quench that caffeine thirst for free in celebration of this most sacred of national deals “holidays”:
So, not so much a “holiday” as an “opportunity to get people to sign up for their completely unnecessary app”.